Home / 1,581,814.98-2,182,893.66-856,646.10

Finding the Fourth Proportional to 1,581,814.98, 2,182,893.66 and 856,646.10

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Solution

The fourth proportional to 1,581,814.98, 2,182,893.66 and 856,646.10 is: 1,182,165.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,814.98 : 2,182,893.66 = 856,646.10 : x
  2. Step 2: Convert to fraction form
    1,581,814.98/2,182,893.66 = 856,646.10/x
  3. Step 3: Cross multiply
    1,581,814.98x = 2,182,893.66 × 856,646.10
  4. Step 4: Simplify right side
    1,581,814.98x = 1,869,967,340,553.73
  5. Step 5: Solve for x
    x = 1,869,967,340,553.73/1,581,814.98
  6. Step 6: Final answer
    x = 1,182,165.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.